When is your breathing likely to slow down?
a- when your heart cella’s need more carbon dioxide
b- when your heart rate slows down
c- when your blood cells have too much oxygen
d- when your heart rate speeds up

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.

Protein and polypeptide sequences can be determined by first partially hydrolyzing the protein or polypeptide followed by amino acid sequencing of the fragment pieces using the chemical degradation process known as edman degradation. determine the sequence of the initial (18-amino acid) polypeptide that produces the following five partial sequences after hydrolysis and edman degradation.